CN218794735U - Automatic dust collecting equipment of air prefilter - Google Patents
Automatic dust collecting equipment of air prefilter Download PDFInfo
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- CN218794735U CN218794735U CN202222925763.XU CN202222925763U CN218794735U CN 218794735 U CN218794735 U CN 218794735U CN 202222925763 U CN202222925763 U CN 202222925763U CN 218794735 U CN218794735 U CN 218794735U
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
- Y02A50/00—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE in human health protection, e.g. against extreme weather
- Y02A50/20—Air quality improvement or preservation, e.g. vehicle emission control or emission reduction by using catalytic converters
- Y02A50/2351—Atmospheric particulate matter [PM], e.g. carbon smoke microparticles, smog, aerosol particles, dust
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Abstract
The utility model discloses an air prefiltering automatic dust removing device, which comprises a filter cartridge and a pulse ash removing mechanism arranged outside the filter cartridge, wherein the filter cartridge comprises a cylinder body, an end cover, a main filter element and a lower flange group, the circumference of the cylinder body is provided with a side air inlet through hole, the lower end of the cylinder body is provided with a lower air inlet through hole, the main filter element is arranged in the cylinder body, the upper end of the cylinder body is connected with the end cover, and the lower end of the cylinder body is connected with the lower flange group; the main filter core longitudinal section is the U-shaped, the opening seal end and the lower flange group of main filter core U-shaped are sealed to link to each other, and sealed department sets up high-pressure gas pulse intermediate layer passageway, and high-pressure gas pulse intermediate layer passageway passes through special rubber pipeline and links to each other with pulse deashing mechanism, the utility model discloses can realize automatic dust exhaust reliable operation, degree of automation is high, and the life of filter core is long-term, and prefiltration efficiency reaches 99%, really realizes that the dust prefiltration effect is thorough.
Description
Technical Field
The utility model belongs to the technical field of mechanical equipment technique and specifically relates to an air prefiltering automatic dust collecting equipment who is used for air prefiltering of high dust environment construction machinery.
Background
The air pre-filtering device used by the existing engineering equipment mainly pre-separates the mixed air entering the air inlet of the main filtering assembly system of the engine so as to achieve the purpose of improving the quality of the air entering the main filtering assembly and further improving and prolonging the filtering service life of the main filtering assembly, the existing air pre-separating device generally adopts a dynamic filtering separation (centrifugal separation pre-filtering), a static filtering separation (oil adsorption interception pre-filtering) interception and a direct addition of a dry filtering separation mode to reduce the impurities entering the main filtering assembly system, thereby reducing the air impurities entering the main filtering assembly system and improving the filtering service life of the main filtering assembly, the pre-separating device of the existing device has the problem of low separation efficiency in the dynamic and static pre-separation, and through practical tests, the separation rate of impurity particles in the mixed air with the particle size of more than 25 microns is only 70 percent, the separation rate of impurity particles in the mixed air with the particle size of less than 25 microns is less than 20 percent, although a dry-type pre-filtering separation device is directly added for further filtering, the air inlet resistance of the original main filtering assembly is increased due to the addition of a filtering device, the air inlet back pressure of an engine is increased in the using process, the power of engineering equipment is reduced, the use efficiency of the engineering equipment is directly influenced, in the later use process, the requirement on equipment maintenance personnel is extremely high, the design life requirement cannot be met in the use process, the comprehensive measurement and calculation pre-filtering effect is only less than 10 percent, even the direct influence on the filtering of the main filtering assembly is generated, and an equipment user has to actively increase and replace a main filter and a safety filter element (two-stage filter element) to ensure the normal work of the air filtering device, because the spans of air and dust impurity contents in different environments are large, the service life of filter elements of the filtering device is greatly different, the filtering device cannot be used if the filter elements are not frequently replaced, and moreover, the maintenance cost in the field of air filtration of equipment is increased linearly due to frequent replacement of the filter elements by customers, and the use efficiency of the equipment is reduced due to shutdown of the equipment; in the actual use process, 95% of clients also have the action of detaching the filter element from the main filter assembly device and cleaning dust on the surface of the filter element by using compressed air to achieve repeated use of the filter element, frequently detaching the air filter to clean and maintain the main filter element, dust (impurities) can be quickly hardened and block a pre-filter air inlet channel when being adsorbed in oil, the centrifugal pre-filter pre-separation effect is poor, the filter element is easy to block for direct dry interception pre-filter, the current two-stage filter materials are both made of standard pulp, the strength of the filter material is not enough, the filter element does not have secondary repeated use conditions and is not suitable for repeated maintenance and dust removal, when the user frequently cleans dust attached to the surface of the main filter element by using compressed air for multiple times, the pores of the filter material can be gradually enlarged, finally the filter material loses the filtering capability for the dust (impurities), the requirement for cleaning and purifying air at the air inlet of the main filter assembly cannot be met, harmful impurities which are abraded to the engine in the air can greatly reduce the dust filtering performance, finally, the air filter device fails to cause failure of the air filter device, the engine device, the working piston and the engine can not be abraded effectively, and the engine piston and the engine can not be abraded in advance, and the engine cylinder wall can be abraded.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to overcome prior art not enough, provide an automatic dust collecting equipment of air prefiltration.
In order to realize the utility model discloses a purpose, the utility model discloses the technical scheme who adopts does:
an automatic dust removal device for air prefiltration comprises a filter cartridge and a pulse dust removal mechanism arranged outside the filter cartridge, wherein the filter cartridge comprises a cylinder body, an end cover, a main filter element and a lower flange group, wherein the circumference of the cylinder body is provided with side air inlet through holes, the lower end of the cylinder body is provided with a lower air inlet through hole, the main filter element is arranged in the cylinder body, the upper end of the cylinder body is connected with the end cover, and the lower end of the cylinder body is connected with the lower flange group; the longitudinal section of the main filter element is U-shaped, the U-shaped opening sealing end of the main filter element is connected with the lower flange group in a sealing mode, a high-pressure gas pulse interlayer channel is arranged at the sealing position, and the high-pressure gas pulse interlayer channel is connected with the pulse ash removal mechanism through a special rubber pipeline.
In the technical scheme, the filter cartridge is a cylinder with a vertical central axis, and the filter cartridge is connected with the T-shaped support through a bolt.
In the technical scheme, the side air inlet through holes are uniformly formed in the lower flange group of the filter cartridge, the circumference of the lower part of the filter cartridge and the outer edge of the lower flange group.
In the technical scheme, the side air inlet is provided with the rain shield.
In the technical scheme, the barrel is movably connected with the end cover through the clamping sealing structure, and the end cover is arranged outside the U-shaped closed end of the main filter element.
In the above technical solution, the clamping sealing structure includes a buckle and a clamping seat, the clamping seat is rotatably connected with the barrel, one end of the buckle is rotatably connected with the clamping seat, and the other end of the buckle is a hook; the edge of the cylinder body is provided with a concave brim matched with the hook; the surface of the end part of the cylinder body is provided with a boss matched with the concave eaves, and a sealing structure is arranged on a matching surface between the boss and the concave eaves.
In the technical scheme, a clean air outlet end is arranged at the center of the lower flange group and is connected with an original vehicle main filtering air inlet of the engine through an air inlet interface pipe hoop; and a raised annular sealing table is arranged on the excircle of one end, connected with the engine, of the air inlet interface pipe hoop.
In the above technical scheme, the end cover is cylindrical.
In the above technical scheme, the main filter element is made of a material attached with a nanofiber membrane.
In the above technical scheme, the lower air inlet through hole is an ash discharge hole at the same time.
In the technical scheme, the pulse ash removal mechanism comprises an air storage cylinder, a pulse valve, an electronic pulse control coil, a rubber connecting pipe, a controller host, a direct-current air compressor, an intermediate relay, a high-pressure air pressure control switch and a high-pressure air pressure safety valve, wherein the direct-current air compressor is connected with the air storage cylinder through a one-way air inlet valve, an outlet of the air storage cylinder is connected with a high-pressure gas pulse interlayer channel through the pulse valve, the pulse valve is provided with the electronic pulse control coil, the electronic pulse control coil can be opened and closed when the power is switched on or off, and the electronic pulse control coil and the intermediate relay are connected with the controller host; controller host computer one end links to each other with external power input through controller input switch and realizes power supply and signal collection, two ends of controller host computer are connected with pulse solenoid valve solenoid, controller host computer three-terminal is connected with prefiltration operation pilot lamp, four ends of controller host computer are connected with prefiltration gas port resistance sensor, direct current air compressor sets up directly over the gas package, direct current air compressor passes through the tube coupling with the gas package, direct current air compressor makes up automatic control through setting up the high-pressure air pressure control switch and the auxiliary relay on gas package upper portion, controller host computer circuit passes through cable junction to 24V main power source department of equipment.
In the technical scheme, the filter cartridge is vertically and vertically arranged on one vertical side of the T-shaped support, the T-shaped support is horizontally and vertically provided with the direct-current air compressor, the control unit, the pulse valve working unit and the air storage cylinder, and the bottom of the air storage cylinder is provided with the water drain valve.
Among the above-mentioned technical scheme, air receiver upper portion sets up rain-proof ventilation hood, and rain-proof ventilation hood installs the controller outward and instructs operation reset switch, instructs operation reset switch connection controller host computer.
In the technical scheme, the pulse pressure release channel is divided into an interlayer release pulse structure and a pipeline tail end tail spraying pulse structure.
The utility model discloses take the design of computer on-line control, realize the automatic dust exhaust work of equipment, its simple structure is compact reasonable and can accurate clearance main filter core outward appearance adnexed dust, because it has self-cleaning dust characteristic and effectual, thereby the life cycle of the main (safety) filter core of main filtration assembly has been prolonged greatly, high filtration efficiency, high-efficient protection engine wear, the air current hinders for a short time, the engine burning is abundant, output power is strong, fuel economy, can realize prefiltering automatic dust exhaust reliable operation in advance, degree of automation is high, the life of filter core is long-term, prefiltration efficiency reaches 99%, really realize that the dust prefiltration effect is thorough.
Drawings
Fig. 1 is a schematic structural diagram of an embodiment of the present invention.
Fig. 2 is a schematic structural diagram of an embodiment of the present invention.
Fig. 3 is a schematic diagram of a connection structure of the controller host and the intermediate relay in fig. 2.
Fig. 4 is a schematic view of the connection structure between the filter cartridge and the lower flange set of the present invention.
Fig. 5 is a schematic structural diagram of an embodiment of the present invention.
Wherein: the device comprises a filter end cover 1, a filter cartridge 2, a resistance sensor 3, a compressor air intake port 4, a T-shaped support 5, a direct-current air compressor 6, a controller host 7, an intermediate relay 8, a pulse valve 9, an air reservoir 10, a controller input switch 11, an electronic pulse control coil 12, a pressure control switch 13, a water drain valve 14, a compressor high-pressure input pipeline 15, an air reservoir high-pressure air intake valve 16, a pressure safety valve 17, a pulse valve connecting pipe 18, a bolt 19, a buckle 20, a power switch 21, a pre-filtering equipment operation indicating lamp 22, a rainproof ventilation cover 23, a rainproof baffle 24, a side air intake through hole 25, a lower air intake through hole 26, a main filter core 27, a high-pressure gas pulse interlayer channel 28 and a lower flange group 29.
Detailed Description
The invention will be further described with reference to the following figures and examples:
according to the embodiment shown in fig. 1-5, the automatic dust removing equipment for air pre-filtration comprises a filter cartridge and a pulse ash removal mechanism arranged outside the filter cartridge, wherein the filter cartridge is vertically and vertically arranged on one vertical side of a T-shaped support, and the filter cartridge is connected with the T-shaped support through a bolt.
The cartridge filter is the cylinder that the central axis set up perpendicularly, the cartridge filter includes the barrel, the end cover, main filter core, lower flange group, barrel lower part circumference department evenly sets up the side through-hole that admits air, side through-hole department that admits air sets up rain-proof fender, the barrel lower extreme sets up down the through-hole that admits air, the through-hole that admits air is the dust exhaust hole simultaneously down, side through-hole 25 and the through-hole 26 that admits air down have the dust exhaust hole effect simultaneously concurrently, side through-hole 25 departments of admitting air set up rain-proof fender 24, rain-proof fender 24 prevents that the rainwater from getting into the prefilter main part.
The main filter element is arranged in the cylinder, the cylindrical end cover is arranged outside the U-shaped closed end of the main filter element, the lower end of the cylinder is connected with the lower flange group, the end cover and the lower flange group fasten the main filter element between the main filter element and the cylinder, the end cover is connected with the sealed end of the main filter element 27 in the filter cylinder and compacted, and the main filter element can be maintained and replaced by disassembling the end cover; the upper end of the barrel is movably connected with the end cover through a clamping and sealing structure, the clamping and sealing structure comprises a buckle and a clamping seat, the clamping seat is rotatably connected with the barrel, one end of the buckle is rotatably connected with the clamping seat, and the other end of the buckle is a hook; the edge of the cylinder body is provided with a concave brim matched with the hook; the surface of the end part of the cylinder body is provided with a boss matched with the concave eaves, and a sealing structure is arranged on the matching surface between the boss and the concave eaves.
The surface of the main filter element is prepared from a material with a nanofiber membrane, the nanofiber membrane is attached to the filter element barrel, 2-5 microns of dust can be blocked, stable operation of an engine is ensured, the nanofiber membrane and the dust are insoluble, under the condition that the engine stops (or when the engine air inlet backpressure reaches the limit during non-stop), the dust on the surface of the filter element is cleaned by controlling the pulse ash removal mechanism through the controller, the filtering efficiency and the service life of the filter element can be effectively improved, the longitudinal section of the main filter element is U-shaped, the U-shaped open end of the main filter element is radially sealed, the U-shaped open end of the main filter element is connected with the lower flange group in a sealing mode, a high-pressure gas pulse interlayer channel is arranged at the sealing position and is a pressure gas energy channel, and the high-pressure gas pulse interlayer channel is connected with a pulse valve of the pulse ash removal mechanism through a special rubber pipeline.
The center of the lower flange group is provided with a clean air outlet end which is connected with an original vehicle main filtering air inlet of the engine through an air inlet interface pipe hoop; and a raised annular sealing table is arranged on the excircle of one end, connected with the engine, of the air inlet interface pipe hoop.
The pulse ash removal mechanism comprises an air storage cylinder, a pulse valve, an electronic pulse control coil, a rubber connecting pipe, a controller host, a direct current air compressor, an intermediate relay, a pressure control switch and a pressure safety valve, wherein the direct current air compressor is connected with the air storage cylinder through an air storage cylinder high-pressure air inlet valve connected to a compressor high-pressure input pipeline, the outlet of the air storage cylinder is connected with a high-pressure gas pulse interlayer channel through the pulse valve, the pulse valve is provided with the electronic pulse control coil, the electronic pulse control coil can open and close the pulse valve when being powered on and powered off, and the electronic pulse control coil and the intermediate relay are connected with the controller host; the unit components are connected by cables/cables.
The T-shaped bracket is horizontally provided with a direct current air compressor, a control unit, a pulse valve working unit and an air storage cylinder from top to bottom, and the upper part of the air storage cylinder 10 is provided with a 24V direct current air compressor 6; a drain valve 14 is arranged at the bottom of the air storage cylinder, a rainproof ventilation hood is arranged at the upper part of the air storage cylinder, a controller indication operation reset switch is arranged outside the rainproof ventilation hood, and the indication operation reset switch is connected with a controller host; the air storage cylinder 10 is sequentially provided with a pressure control switch 13, a pulse valve air outlet end and a pressure safety valve 17, the lower end of the air storage cylinder 10 is provided with a drain valve 14, the pulse valve air outlet end of the air storage cylinder is provided with a pulse valve 9 and is connected with a special pressure gas channel in the filter cylinder 2 through a pulse valve connecting pipe 18, an electronic pulse control coil 12 is arranged on the pulse valve connecting pipe, the electronic pulse control coil 12 is connected with a controller host 7 and realizes automatic work, the controller host 7 sends out a signal after calculation to automatically open and close the pulse valve 9, high-pressure compressed air of the air storage cylinder is instantly released through a high-pressure gas pulse interlayer channel in a lower flange group structure at the lower end of the pre-filtering main body, the automatic cleaning of dust attached and intercepted on the surface of the main filter element 27 is realized, and the cleaned dust is discharged through a side air inlet through hole 25 and a lower air inlet through hole 26, one end of a controller host 7 is connected with an external power supply through a controller input switch 11 to achieve power supply and signal collection, two ends of the controller host 7 are connected with an electromagnetic coil 12 of an electronic pulse electromagnetic valve, three ends of the controller host 7 are connected with a pre-filtering operation indicator lamp 22, four ends of the controller host 7 are connected with a resistance sensor 3 of a pre-filtering air outlet, a 24V direct-current air compressor 6 is arranged right above an air bag to provide compressed air with pressure not higher than 10 kilograms for the air bag, the compressed air is connected and conveyed to the air bag through a compressor high-pressure input pipeline 15, the compressor is opened and closed through a pressure control switch 13 arranged on the upper side of the air bag and an intermediate relay 8 to be automatically controlled, a circuit is connected to a 24V main power supply position of equipment through a cable, and the power supply is controlled by a power switch 21.
The air receiver is equipped with rain- proof ventilation hood 23, and 23 one sides of rain-proof ventilation hood are equipped with strains equipment operation pilot lamp and resetting means, and the device links to each other with controller host computer 7 through the cable, can make controller host computer 7 circulation program await the armed work through pressing resetting means.
The device operation method comprises the following steps:
after a main power supply of the engineering equipment is electrified, a 24V positive and negative power supply forms a closed circuit loop with the intermediate relay 9, the pressure control switch 13 and the direct current air compressor 6 through the pre-power switch 21, when the pressure of the air storage cylinder 10 is less than 8-10 kilograms, the pressure control switch 13 is closed (otherwise, the pressure control switch 13 is opened), the direct current air compressor is started (the pressure control switch 13 is closed when the pressure is opened), the direct current air compressor sucks filtered clean air into the compressor through the air intake port 4 of the compressor for compression, the compressed air is pressurized to form pressure air which flows into the air storage cylinder 10 in a single direction through the high-pressure input pipeline 15 of the compressor, when the pressure of the air storage cylinder reaches 8-10 kilograms, the pressure control switch 13 is opened, the circuit of the compressor is opened, and the compressor stops running and enters a standby state. When the air inlet of an engine changes during the operation of engineering equipment, and the negative pressure touches the resistance sensor 3, the resistance sensor is switched on and transmits signals to the controller host 7, the controller host 7 outputs the signals to the electronic pulse control coil through a cable to enable the electronic pulse control coil to be switched on in microseconds, the pulse valve 9 works, pressure air in the air storage cylinder 10 is instantly led out, is instantly released from the inside to the outside to the filter layer of the main filter element 27 through a high-pressure air pulse interlayer channel (the pressure air is subjected to pressure stabilization, pressure accumulation and constant pressure), dust and impurities attached to the surface of the main filter element 27 are blown away, and are discharged through the side air inlet through hole 25 and the lower air inlet through hole 26, so that the automatic dust removal work of air prefiltration in the engine operation state is realized. After the pulse valve 9 works, the pressure control switch 13 is switched on, and the air compressor circularly works until the pressure control switch 13 is switched off and then enters an inflating standby state. When the engineering equipment is shut down and flamed out, the controller input switch 11 transmits a shutdown signal to the controller host 7, the controller host 7 outputs a signal to the electronic pulse control coil through a cable, so that the electronic pulse control coil is conducted in microseconds, the pulse valve 9 works, pressure air in the air storage cylinder 10 is instantly led out, pressure air is instantly released from the filtering layer of the main filter element 27 from inside to outside through the high-pressure gas pulse interlayer channel to meet the pressure stability, pressure accumulation and pressure fixation of the pressure air, dust and impurities attached to the surface of the main filter element 27 are blown away, and the dust and impurities are discharged through the side air inlet through hole 25 and the lower air inlet through hole 26, so that the automatic dust removal work of the air prefiltering after the engine is flamed out is realized for the first time. After the pulse valve 9 works, the pressure control switch 13 is switched on, the air compressor circularly works until the pressure control switch 13 is switched off and then enters an inflating standby state (the state is independent and circularly works), the controller host 7 sends a secondary signal to the electronic pulse control coil through a cable output signal to enable the electronic pulse control coil to be conducted in microseconds, the pulse valve 9 works, pressure air in the air storage cylinder 10 is instantly led out, is instantly released from the inside to the outside to the main filter element 27 filter layer through the high-pressure gas pulse interlayer channel, blows off dust and impurity attached to the surface of the main filter element 27, and is discharged through the side air inlet through hole 25 and the lower air inlet through hole 26, so that the automatic dust removal work of the air prefilter after the engine is flameout is realized for the second time, and the prefilter dust removal equipment is switched off and enters the standby state after the work is finished. In order to ensure that the pressure of the air reservoir 10 reaches the standard, the controller host 7 is provided with an engine initial starting working mode, in the mode, the controller host 7 enters short-time protection, and in the state, the system does not output signals. The controller host 7 records the working times of the pulse valve 9, when the working times of the pulse valve reach the service life of the filter element, the controller gives an alarm and flashes through the operation indicator lamp 22 of the pre-filtering equipment, and after the pre-filtering dust removing equipment is maintained, a worker can switch on the manual operation and reset the controller host 7 through a button of the resetting device. The pressure safety valve 17 has double protection functions, partial condensed water is generated after air compression, water in the air storage cylinder 10 can be discharged through opening and closing of the water drain valve 14, and drying of compressed air is guaranteed.
The embodiment of the present invention discloses a preferred embodiment, but not limited thereto, and those skilled in the art can easily understand the spirit of the present invention according to the above embodiment, and make different extensions and changes, but do not depart from the spirit of the present invention, all of which are within the protection scope of the present invention.
Claims (6)
1. The utility model provides an automatic dust collecting equipment of air prefiltration which characterized in that: the pulse dust-cleaning filter comprises a filter cartridge and a pulse dust-cleaning mechanism arranged on the outer side of the filter cartridge, wherein the filter cartridge comprises a cylinder body, an end cover, a main filter element and a lower flange group, a side air inlet through hole is formed in the circumference of the cylinder body, a lower air inlet through hole is formed in the lower end of the cylinder body, the main filter element is arranged in the cylinder body, the upper end of the cylinder body is connected with the end cover, and the lower end of the cylinder body is connected with the lower flange group; the longitudinal section of the main filter element is U-shaped, the U-shaped opening sealing end of the main filter element is connected with the lower flange group in a sealing mode, a high-pressure gas pulse interlayer channel is arranged at the sealing position, and the high-pressure gas pulse interlayer channel is connected with the pulse ash removal mechanism through a special rubber pipeline.
2. The automatic dust removing equipment for air prefilter of claim 1 wherein: the side air inlet through holes are uniformly formed in the lower flange group of the filter cartridge, the circumference of the lower part of the filter cartridge and the outer edge of the lower flange group.
3. The automatic dust removing equipment for air prefilter of claim 1 wherein: the cylinder body is movably connected with the end cover through a clamping sealing structure, and the end cover is arranged outside the U-shaped closed end of the main filter element; the clamping and sealing structure comprises a buckle and a clamping seat, the clamping seat is rotationally connected with the barrel, one end of the buckle is rotationally connected with the clamping seat, and the other end of the buckle is provided with a hook; the edge of the cylinder body is provided with a concave brim matched with the hook; and a boss matched with the concave eaves is arranged on the surface of the end part of the barrel, and a sealing structure is arranged on a matching surface between the boss and the concave eaves.
4. The automatic dust removing equipment for air pre-filtration of claim 2, wherein the filter cartridge is vertically installed on one vertical side of the T-shaped support, the T-shaped support is horizontally provided with the DC air compressor, the control unit, the pulse valve operating unit and the air storage cylinder, and the bottom of the air storage cylinder is provided with the water drain valve.
5. An air pre-filtering automatic dust removing device according to claim 4, characterized in that: the upper part of the air storage cylinder is provided with a rainproof ventilation cover, a controller is arranged outside the rainproof ventilation cover to indicate an operation reset switch, and the indication operation reset switch is connected with a controller host.
6. An air pre-filtering automatic dust removing device according to claim 3, characterized in that: the pulse ash removal mechanism comprises an air storage cylinder, a pulse valve, an electronic pulse control coil, a rubber connecting pipe, a controller host, a direct current air compressor, an intermediate relay, a high-pressure air pressure control switch and a high-pressure air pressure safety valve, wherein the direct current air compressor is connected with the air storage cylinder through a one-way air inlet valve, the outlet of the air storage cylinder is connected with a high-pressure gas pulse interlayer channel through the pulse valve, the pulse valve is provided with the electronic pulse control coil, the electronic pulse control coil can be opened and closed when the electronic pulse control coil is powered on or off, and the electronic pulse control coil and the intermediate relay are connected with the controller host; controller host computer one end links to each other with external power input through controller input switch and realizes power supply and signal collection, two ends of controller host computer are connected with pulse solenoid valve solenoid, controller host computer three-terminal is connected with prefiltration operation pilot lamp, four ends of controller host computer are connected with prefiltration gas port resistance sensor, direct current air compressor sets up directly over the gas package, direct current air compressor passes through the tube coupling with the gas package, direct current air compressor makes up automatic control through setting up the high-pressure air pressure control switch and the auxiliary relay on gas package upper portion, controller host computer circuit passes through cable junction to 24V main power source department of equipment.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222925763.XU CN218794735U (en) | 2022-11-03 | 2022-11-03 | Automatic dust collecting equipment of air prefilter |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222925763.XU CN218794735U (en) | 2022-11-03 | 2022-11-03 | Automatic dust collecting equipment of air prefilter |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN218794735U true CN218794735U (en) | 2023-04-07 |
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ID=87256860
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202222925763.XU Active CN218794735U (en) | 2022-11-03 | 2022-11-03 | Automatic dust collecting equipment of air prefilter |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN218794735U (en) |
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2022
- 2022-11-03 CN CN202222925763.XU patent/CN218794735U/en active Active
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